The Timeline

Augur Era

141 ABY

o Hondo Karr reclaims the title of Mandalore by honorably defeating Yaga Auchs in a life-or-death duel. and avenging the previous Mandalore, Chernan Ordo.

140-144 ABY - the One Sith Restoration

o Darth Null travels throughout the galaxy searching for force-sensitives he can dedicate his teachings to. In the process, he encounters quite a few Jedi, but, ends up besting the majority of them, otherwise escaping with his life. He becomes a problem for the New Jedi Order.
o Jedi Grand Master Na-Uno-Mani clashes with Darth Null on Tython.
o The darksiders are defeated by the members of the New Jedi Order on Tython, and Darth Null is presumed dead by the New Jedi Order. This clash is known as the Attack on Tython.
o Darth Null manages to get out of Tython with his life, and [along with some force sensitives] they search the Galaxy for somewhere to go into refuge.
o Darth Null and his followers come across Vurdon Ka, where the peaceful Vuvrian people live. Darth Null introduces himself as "Kraufgar" to the Vuvrian people, and he threatens their world's security if they do not agree with a dark side presence on their world. The Vuvrians surrendered, due to their peaceful nature, and their distance outside of the Galactic Federation of Free Alliance's governance - they knew they wouldn't stand a chance against Kraufgar and his darksiders.
o On Vurdon Ka, Kraufgar finds the "Dark Side Scourge", and their headquarters being a Fort on Vurdon Ka's mossy world. He will from then on be known as the Grandfather of the Dark Side Scourge - and the leaders that would rise to power after his death would become known as either a Father or Mother of the Dark Side Scourge.

146 ABY

o Jedi Grand Master Na-Uno-Mani dies from an illness, the Jedi High Council is left in charge until a new Grand Master is to be elected.
o The Dark Side Scourge become more active throughout the Galaxy.

169 ABY

o Galactic Federation of Free Alliances & New Jedi Order both agree to strengthen their combined strength, and thus their ability to communicate with one another after years of progressive restoration. The Chief of State, Marx Gai, passes the Act of Transmission.

196 ABY

o The Jedi Watchman of the Mandalore Sector is assassinated, suspicion arises within the New Jedi Order.

198 ABY

o The Great Excavation of Korriban begins with the New Jedi Order and Galactic Federation of Free Alliance's surfacing on the desolate, Sith world.

200 ABY

o The present-day, as "Dark Side Scourge" activity heightens over the years, so have the activities of the Galactic Federation of Free Alliances and the New Jedi Order. It is important they quell the rising presence of the dark side before it becomes a prominent part of the force in the future... However, are they really going after the right group of people? Or is there more to it... hidden behind this facade?